Portable ashtray



FIG. 1 is a front perspective view of a portable ashtray in an open condition;

FIG. 2 is a front perspective view of the portable ashtray in a closed condition;

FIG. 3 is a front view of the portable ashtray;

FIG. 4 is a right side view of the portable ashtray;

FIG. 5 is a left side view of the portable ashtray;

FIG. 6 is a top view of the portable ashtray;

FIG. 7 is a bottom view of the portable ashtray; and,

FIG. 8 is a front perspective view of the portable ashtray in use.

The broken lines in FIG. 7 depict a portion of the portable ashtray that forms no part of the claimed design. The broken lines in FIG. 8 depict environment that forms no part of the claimed design. 

CLAIM The ornamental design for a portable ashtray, as shown and described. 